PATIENT CHARACTERISTICS: Age: 18 and over Performance status: ECOG 0-2 Life expectancy: Greater than 12 weeks Hematopoietic: WBC greater than 3,500/mm3 Platelet count greater than 100,000/mm3 PT/PTT no greater than 1.1 times upper limit of normal (ULN) Hepatic: Bilirubin less than 1.5 ULN AST less than 3 times ULN Renal: Creatinine less than 1.5 times ULN Cardiovascular: Cardiogram must be performed within 1 month of protocol registration No class III/IV heart disease Ejection fraction of at least 45% by MUGA or Echo Other: HIV negative No recent weight loss of greater than 10% of average body weight Oral intake of at least 1,200 calories/day No uncontrolled infection Not pregnant or nursing Fertile patients must use effective contraception No serious concurrent illness such as seizure disorder, uncontrolled hypertension, or myelodysplastic syndrome